Ben LeffMD
Ben Leff, MD is an Otolaryngology provider in Phoenix, AZ, as of July 2026.
- NPI1699766303
- Registered2005
- Class of1994
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
Ben Leff at a glance
- Provider
- Ben Leff
- Credential
- MD
- Specialty
- Otolaryngology
- Procedures
- Otolaryngology CPT codes
- Location
- Phoenix, AZ
- Medical school
- University of Pittsburgh School of Medicine
- Graduated
- 1994
- NPI registered
- 2005
- NPI
- 1699766303
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does Ben Leff practice?
Ben Leff, MD is based in Phoenix, AZ. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Ben Leff's NPI number?
Ben Leff's National Provider Identifier (NPI) is 1699766303, registered in 2005. Specialty on record: Otolaryngology; credential MD.
Where did Ben Leff go to medical school?
Ben Leff, MD attended University of Pittsburgh School of Medicine, graduating in 1994.
How many Otolaryngology providers in Arizona work at ambulatory surgery centers?
48 Otolaryngology surgeons and proceduralists in Arizona are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Ben Leff among them. The Arizona Otolaryngology directory lists each one by city with credential, NPI, and center affiliations.
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